TestXWPFBugs.java

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   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You under the Apache License, Version 2.0
   (the "License"); you may not use this file except in compliance with
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   distributed under the License is distributed on an "AS IS" BASIS,
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package org.apache.poi.xwpf.usermodel;

import static org.apache.poi.xwpf.XWPFTestDataSamples.writeOutAndReadBack;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;

import java.io.IOException;
import java.math.BigInteger;
import java.util.List;

import org.apache.poi.openxml4j.util.ZipArchiveFakeEntry;
import org.apache.poi.openxml4j.util.ZipInputStreamZipEntrySource;
import org.apache.poi.util.IOUtils;
import org.apache.poi.util.Units;
import org.apache.poi.xwpf.XWPFTestDataSamples;
import org.apache.poi.xwpf.usermodel.XWPFRun.FontCharRange;
import org.junit.jupiter.api.Test;
import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTAbstractNum;

class TestXWPFBugs {
    @Test
    void bug55802() throws Exception {
        String blabla =
                "Bir, iki, \u00fc\u00e7, d\u00f6rt, be\u015f,\n" +
                        "\nalt\u0131, yedi, sekiz, dokuz, on.\n" +
                        "\nK\u0131rm\u0131z\u0131 don,\n" +
                        "\ngel bizim bah\u00e7eye kon,\n" +
                        "\nsar\u0131 limon";
        try (XWPFDocument doc = new XWPFDocument()) {
            XWPFRun run = doc.createParagraph().createRun();

            for (String str : blabla.split("\n")) {
                run.setText(str);
                run.addBreak();
            }

            run.setFontFamily("Times New Roman");
            run.setFontSize(20);
            assertEquals("Times New Roman", run.getFontFamily());
            assertEquals("Times New Roman", run.getFontFamily(FontCharRange.cs));
            assertEquals("Times New Roman", run.getFontFamily(FontCharRange.eastAsia));
            assertEquals("Times New Roman", run.getFontFamily(FontCharRange.hAnsi));
            run.setFontFamily("Arial", FontCharRange.hAnsi);
            assertEquals("Arial", run.getFontFamily(FontCharRange.hAnsi));
        }
    }

    @Test
    void bug57312_NullPointException() throws IOException {
        try (XWPFDocument doc = XWPFTestDataSamples.openSampleDocument("57312.docx")) {
            assertNotNull(doc);

            for (IBodyElement bodyElement : doc.getBodyElements()) {
                BodyElementType elementType = bodyElement.getElementType();

                if (elementType == BodyElementType.PARAGRAPH) {
                    XWPFParagraph paragraph = (XWPFParagraph) bodyElement;

                    for (IRunElement iRunElem : paragraph.getIRuns()) {

                        if (iRunElem instanceof XWPFRun) {
                            XWPFRun runElement = (XWPFRun) iRunElem;

                            UnderlinePatterns underline = runElement.getUnderline();
                            assertNotNull(underline);

                            //System.out.println("Found: " + underline + ": " + runElement.getText(0));
                        }
                    }
                }
            }
        }
    }

    @Test
    void bug57495_getTableArrayInDoc() throws IOException {
        try (XWPFDocument doc = new XWPFDocument()) {
            //let's create a few tables for the test
            for (int i = 0; i < 3; i++) {
                doc.createTable(2, 2);
            }
            XWPFTable table = doc.getTableArray(0);
            assertNotNull(table);
            //let's check also that returns the correct table
            XWPFTable same = doc.getTables().get(0);
            assertEquals(table, same);
        }
    }

    @Test
    void bug57495_getParagraphArrayInTableCell() throws IOException {
        try (XWPFDocument doc = new XWPFDocument()) {
            //let's create a table for the test
            XWPFTable table = doc.createTable(2, 2);
            assertNotNull(table);
            XWPFParagraph p = table.getRow(0).getCell(0).getParagraphArray(0);
            assertNotNull(p);
            //let's check also that returns the correct paragraph
            XWPFParagraph same = table.getRow(0).getCell(0).getParagraphs().get(0);
            assertEquals(p, same);
        }
    }

    @Test
    void bug57495_convertPixelsToEMUs() {
        int pixels = 100;
        int expectedEMU = 952500;
        int result = Units.pixelToEMU(pixels);
        assertEquals(expectedEMU, result);
    }

    @Test
    void test56392() throws IOException {
        try (XWPFDocument doc = XWPFTestDataSamples.openSampleDocument("56392.docx")) {
            assertNotNull(doc);
        }
    }

    /**
     * Removing a run needs to remove it from both Runs and IRuns
     */
    @Test
    void test57829() throws IOException {
        try (XWPFDocument doc = XWPFTestDataSamples.openSampleDocument("sample.docx")) {
            assertNotNull(doc);
            assertEquals(3, doc.getParagraphs().size());

            for (XWPFParagraph paragraph : doc.getParagraphs()) {
                paragraph.removeRun(0);
                assertNotNull(paragraph.getText());
            }
        }
    }

    /**
     * Removing a run needs to take into account position of run if paragraph contains hyperlink runs
     */
    @Test
    void test58618() throws IOException {
        try (XWPFDocument doc = XWPFTestDataSamples.openSampleDocument("58618.docx")) {
            XWPFParagraph para = (XWPFParagraph) doc.getBodyElements().get(0);
            assertNotNull(para);
            assertEquals("Some text  some hyper links link link and some text.....", para.getText());
            XWPFRun run = para.insertNewRun(para.getRuns().size());
            run.setText("New Text");
            assertEquals("Some text  some hyper links link link and some text.....New Text", para.getText());
            para.removeRun(para.getRuns().size() - 2);
            assertEquals("Some text  some hyper links link linkNew Text", para.getText());
        }
    }

    @Test
    void test59378() throws IOException {
        try (XWPFDocument doc = XWPFTestDataSamples.openSampleDocument("59378.docx")) {
            try (XWPFDocument doc2 = writeOutAndReadBack(doc)) {
                assertNotNull(doc2);
            }

            try (XWPFDocument docBack = writeOutAndReadBack(doc)) {
                assertNotNull(docBack);
            }
        }
    }

    @Test
    void test63788() throws IOException {
        try (XWPFDocument doc = new XWPFDocument()) {

            XWPFNumbering numbering = doc.createNumbering();

            for (int i = 10; i >= 0; i--) {
                addNumberingWithAbstractId(numbering, i);        //add numbers in reverse order
            }

            for (int i = 0; i <= 10; i++) {
                assertEquals(i, numbering.getAbstractNum(BigInteger.valueOf(i)).getAbstractNum().getAbstractNumId().longValue());
            }

            //attempt to remove item with numId 2
            assertTrue(numbering.removeAbstractNum(BigInteger.valueOf(2)));

            //adding one level to numbering with id 1
            numbering.getAbstractNum(BigInteger.valueOf(1)).getCTAbstractNum().addNewLvl();

            XWPFDocument docReloaded = writeOutAndReadBack(doc);
            XWPFNumbering numberingReloaded = docReloaded.getNumbering();

            for (int id = 0; id <= 10; id++) {
                XWPFAbstractNum abstractNum = numberingReloaded.getAbstractNum(BigInteger.valueOf(id));

                // we removed id "2", so this one should be empty, all others not
                if (id == 2) {
                    assertNull(abstractNum, "Failed for " + id);
                } else {
                    assertNotNull(abstractNum, "Failed for " + id);
                    assertEquals(id, abstractNum.getAbstractNum().getAbstractNumId().longValue());

                    // we added one level for numbering with id "1"
                    if (id == 1) {
                        assertEquals(1, abstractNum.getAbstractNum().getLvlList().size());
                    } else {
                        assertEquals(0, abstractNum.getAbstractNum().getLvlList().size());
                    }
                }
            }

            // removing the same again fails
            assertFalse(numberingReloaded.removeAbstractNum(BigInteger.valueOf(2)));

            // removing another one works
            assertTrue(numberingReloaded.removeAbstractNum(BigInteger.valueOf(4)));
        }
    }

    @Test
    public void test65099() throws IOException {
        try (XWPFDocument doc = XWPFTestDataSamples.openSampleDocument("65099.docx")) {
            XWPFStyles styles = doc.getStyles();
            assertNotNull(styles);

            XWPFStyle normal = styles.getStyle("Normal");
            assertNotNull(normal);

            XWPFStyle style1 = styles.getStyle("EdfTitre3Car");
            assertNotNull(style1);

            List<XWPFStyle> list = styles.getUsedStyleList(normal);
            assertNotNull(list);
            assertEquals(1, list.size());

            list = styles.getUsedStyleList(style1);
            assertNotNull(list);
            assertEquals(7, list.size());

            assertThrows(NullPointerException.class,
                    () -> styles.getUsedStyleList(null),
                    "Passing in 'null' triggers an exception");

            XWPFStyle style = doc.getStyles().getStyle("TableauGrille41");
            doc.getStyles().getUsedStyleList(style);
        }
    }

    @Test
    void bug65738() throws Exception {
        try (XWPFDocument doc = XWPFTestDataSamples.openSampleDocument("bug65738.docx")) {
            XWPFStyles styles = doc.getStyles();
            assertNotNull(styles);
            assertEquals(22, doc.getParagraphs().size());
        }
    }

    @Test
    void test66080() throws IOException {
        try (XWPFDocument doc = new XWPFDocument()) {
            XWPFNumbering numbering = doc.createNumbering();

            // Add abstract numbering with id 1
            addNumberingWithAbstractId(numbering, 1);

            // Add abstract numbering with auto-generated id
            numbering.addAbstractNum(new XWPFAbstractNum());

            // Check that all abstract numbering ids are unique
            long uniqueIdCount = numbering
                    .getAbstractNums().stream()
                    .map(e -> e.getCTAbstractNum().getAbstractNumId().intValue())
                    .distinct().count();
            assertEquals(numbering.getAbstractNums().size(), uniqueIdCount);
        }
    }

    @Test
    void testEditNumberings() throws IOException {
        try (XWPFDocument doc = XWPFTestDataSamples.openSampleDocument("NumberingWithOutOfOrderId.docx")) {
            XWPFNumbering numbering = doc.createNumbering();

            // Abstract numbering with id = 1 already exists in the file, and has 9 levels
            XWPFAbstractNum abstractNum1 = numbering.getAbstractNum(BigInteger.ONE);
            assertEquals(9, abstractNum1.getAbstractNum().getLvlList().size());
            // Remove all levels from this numbering
            while (abstractNum1.getAbstractNum().getLvlList().size() > 0) {
                abstractNum1.getAbstractNum().removeLvl(0);
            }

            // Add abstract numbering with id = 0
            addNumberingWithAbstractId(numbering, 0);

            // Add abstract numbering with auto-generated id, this should be 2
            numbering.addAbstractNum(new XWPFAbstractNum());

            // Add (id + 1) levels to each abstract numbering
            for (int id = 0; id < 3; id++) {
                XWPFAbstractNum num = numbering.getAbstractNum(BigInteger.valueOf(id));
                for (int j = 0; j < id + 1; j++) {
                    num.getAbstractNum().addNewLvl();
                }
            }

            // Check that all levels added successfully
            for (int id = 0; id < 3; id++) {
                assertEquals(id + 1, numbering.getAbstractNum(BigInteger.valueOf(id)).getAbstractNum().getLvlList().size());
            }

            XWPFDocument docReloaded = writeOutAndReadBack(doc);
            XWPFNumbering numberingReloaded = docReloaded.getNumbering();

            // Check that all added levels persisted after document reload
            for (int id = 0; id < 3; id++) {
                assertEquals(id + 1, numberingReloaded.getAbstractNum(BigInteger.valueOf(id)).getAbstractNum().getLvlList().size());
            }
        }
    }

    private static void addNumberingWithAbstractId(XWPFNumbering documentNumbering, int id) {
        // create a numbering scheme
        CTAbstractNum cTAbstractNum = CTAbstractNum.Factory.newInstance();
        // give the scheme an ID
        cTAbstractNum.setAbstractNumId(BigInteger.valueOf(id));

        XWPFAbstractNum abstractNum = new XWPFAbstractNum(cTAbstractNum);
        BigInteger abstractNumID = documentNumbering.addAbstractNum(abstractNum);

        documentNumbering.addNum(abstractNumID);
    }

    @Test
    void testBug69628() throws IOException {
        final int expectedParagraphs = 24;
        // bug69628.docx has -1 entry sizes in the zip data
        try (XWPFDocument doc = XWPFTestDataSamples.openSampleDocument("bug69628.docx")) {
            assertEquals(expectedParagraphs, doc.getParagraphs().size());
        }
        // test again with smaller byte array max
        ZipArchiveFakeEntry.setMaxEntrySize(30 * 1024 * 1024);
        try (XWPFDocument doc = XWPFTestDataSamples.openSampleDocument("bug69628.docx")) {
            assertEquals(expectedParagraphs, doc.getParagraphs().size());
        } finally {
            ZipArchiveFakeEntry.setMaxEntrySize(-1);
        }
        // test again with smaller byte array max
        IOUtils.setByteArrayMaxOverride(30 * 1024 * 1024);
        try (XWPFDocument doc = XWPFTestDataSamples.openSampleDocument("bug69628.docx")) {
            assertEquals(expectedParagraphs, doc.getParagraphs().size());
        } finally {
            IOUtils.setByteArrayMaxOverride(-1);
        }
        // test again but temp files enabled
        ZipInputStreamZipEntrySource.setThresholdBytesForTempFiles(1000);
        try (XWPFDocument doc = XWPFTestDataSamples.openSampleDocument("bug69628.docx")) {
            assertEquals(expectedParagraphs, doc.getParagraphs().size());
        } finally {
            ZipInputStreamZipEntrySource.setThresholdBytesForTempFiles(-1);
        }
    }
}